Understanding Trigonometric Functions

What is the study of triangles known as in mathematics?

• Study of circles

• Study of triangles

• Study of squares

• Study of lines

Which of the following is a practical application of trigonometry?

• Building bridges

• Cooking recipes

• Creating accurate maps

• Playing video games

What are the three main trigonometric functions?

• Add, Subtract, Multiply

• Sine, Cosine, Tangent

• Plus, Minus, Divide

• Square, Cube, Root

In a right-angle triangle, the hypotenuse is the side located opposite which angle?

• Acute angle

• Obtuse angle

• Right angle

• Any angle

The 'opposite' side in a right-angle triangle is defined relative to what?

• The right angle

• The longest side

• The angle being used

• The shortest side

The 'adjacent' side in a right-angle triangle is defined relative to what?

• The right angle

• The longest side

• The angle being used

• The shortest side

What happens to the adjacent and opposite sides when the reference angle in a right-angle triangle changes?

• They remain the same

• They swap positions

• They both become hypotenuses

• They disappear

What does the 'SOH' in SOH CAH TOA represent?

• Sine = Opposite / Hypotenuse

• Secant = Opposite / Hypotenuse

• Sine = Adjacent / Hypotenuse

• Sine = Hypotenuse / Opposite

What does the 'CAH' in SOH CAH TOA represent?

• Cosine = Adjacent / Hypotenuse

• Cosecant = Adjacent / Hypotenuse

• Cosine = Opposite / Hypotenuse

• Cosine = Hypotenuse / Adjacent

What does the 'TOA' in SOH CAH TOA represent?

• Tangent = Opposite / Adjacent

• Tangent = Adjacent / Opposite

• Tangent = Hypotenuse / Opposite

• Tangent = Opposite / Hypotenuse